523366272 has 320 divisors, whose sum is σ = 1835008560. Its totient is φ = 145981440.

The previous prime is 523366253. The next prime is 523366297. The reversal of 523366272 is 272663325.

It is a happy number.

523366272 is a `hidden beast` number, since 5 + 23 + 3 + 6 + 627 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1482448 + ... + 1482800.

Almost surely, 2^523366272 is an apocalyptic number.

523366272 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 523366272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (917504280).

523366272 is an abundant number, since it is smaller than the sum of its proper divisors (1311642288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523366272 is a wasteful number, since it uses less digits than its factorization.

523366272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 382 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 523366272 is about 22877.1998286504. The cubic root of 523366272 is about 805.8766587323.

The spelling of 523366272 in words is "five hundred twenty-three million, three hundred sixty-six thousand, two hundred seventy-two".